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Turkish IBAN checker

Check a Turkish IBAN’s 26-character structure and MOD-97 checksum locally. This does not verify ownership, existence or balance.

Enter your details

26 characters starting with TR. See the TCMB example below.
Structure and checksum
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Does not verify ownership, account existence or balance.

Formula and scope

TR + 8 digits + 16 alphanumeric characters · Reserved digit 0 · Mod 97 = 1

This checker supports Turkey only: TR country code, check digits, bank code, reserved digit and account field. Spaces are removed and letters uppercased.

Structure and MOD-97 checks catch many typing errors. Passing does not prove the account exists, identify its owner or make a payment safe. Verify beneficiary details through your bank. Input stays in your browser.

Sources

Sources checked:

How to use this tool

  1. 01

    Enter a Turkish IBAN.

  2. 02

    Read structure and checksum results.

  3. 03

    Verify beneficiary details separately through your bank.

Three worked examples

Amounts and rates are examples.

  1. 01

    TCMB example TR470000100100000350930001 → valid structure and checksum.

  2. 02

    Change its final digit to 2 → checksum failure.

  3. 03

    TR47 0000 1001 0000 0350 9300 01 → spaces removed, same valid result.

Frequently asked questions

Does it show the owner?

No. It does not connect to banks.

Are other countries supported?

No. Only IBANs starting with TR.

Is my IBAN saved?

No. Validation runs locally without submitting it to a server.

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